Specifications:

Name:Dovetail to Weaver Picatinny Adapter Mount Holder Bracket Snap In Rail Adapter 11mm to 22mm
Material: Aluminum
Rail Type: Picatinny/Weaver
Size: 25mm(L) * 11mm (W)
Package:Weaver Picatinny Adapter

Features:

Made of Aircraft Grade Aluminum these are light weight and strong
22/Airgun Dovetail to Picatinny/Weaver Rail Adaptor
Innovative Rail Platform to Convert Most .22/Airgun Rails
Top Slot with Spring Tension Retraction/Expansion Design to Snap into Picatinny/Weaver Base
Extremely Low Profile and Lightweight
Precision and Repeatable Alignment
Easy Installation with Most .22/Airgun Rails
Removable Stop Pin for Extra Secure Installation